🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 10.6

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.46 AU - 0.6 AU

Year: 257 Days

Day: 10.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,286,543 km

• M1: 132,095 km (0.102 R)
• M2: 486,791 km (0.118 R)
• M3: 841,937 km (0.109 R)
• M4: 1,345,932 km (0.05 R)
• M5: 1,853,518 km (0.116 R)
• M6: 2,378,157 km (0.091 R)
• M7: 2,952,164 km (0.086 R)
• M8: 3,287,862 km (0.118 R)

Asteroid Belt

Center: 0.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.9

Radius: 12

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.19 AU - 1.61 AU

Year: 1105 Days

Day: 13.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,286,543 km

• M1: 149,299 km (0.05 R)
• M2: 565,031 km (0.039 R)
• M3: 1,193,193 km (0.036 R)
• M4: 1,645,876 km (0.106 R)
• M5: 2,213,450 km (0.033 R)
• M6: 2,814,534 km (0.078 R)
• M7: 4,871,056 km (0.077 R)
• M8: 5,804,547 km (0.092 R)
• M9: 6,256,183 km (0.07 R)
• M10: 6,658,452 km (0.097 R)
• M11: 7,078,074 km (0.095 R)
• M12: 7,489,019 km (0.08 R)
• M13: 9,084,929 km (0.092 R)
• M14: 10,010,790 km (0.089 R)
• M15: 12,304,574 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.9

Radius: 10.4

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.48 AU - 2.22 AU

Year: 1678 Days

Day: 7.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,286,543 km

• M1: 129,402 km (0.091 R)
• M2: 490,382 km (0.102 R)
• M3: 818,300 km (0.084 R)
• M4: 1,151,156 km (0.114 R)
• M5: 1,568,833 km (0.117 R)
• M6: 2,097,213 km (0.109 R)
• M7: 4,559,145 km (0.06 R)
• M8: 5,230,690 km (0.09 R)
• M9: 9,704,563 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.7

Radius: 14.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.38 AU - 3.24 AU

Year: 3141 Days

Day: 7.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,286,543 km

• M1: 176,525 km (0.032 R)
• M2: 624,721 km (0.03 R)
• M3: 1,196,484 km (0.113 R)
• M4: 1,957,039 km (0.098 R)
• M5: 2,668,976 km (0.082 R)
• M6: 3,150,232 km (0.114 R)
• M7: 3,797,542 km (0.079 R)
• M8: 4,934,785 km (0.058 R)
• M9: 5,547,687 km (0.094 R)
• M10: 6,602,502 km (0.1 R)
• M11: 7,121,756 km (0.085 R)
• M12: 8,119,424 km (0.054 R)
• M13: 8,781,096 km (0.086 R)
• M14: 9,444,413 km (0.066 R)
• M15: 10,069,732 km (0.108 R)
• M16: 12,153,630 km (0.098 R)
• M17: 13,020,550 km (0.074 R)
• M18: 13,534,269 km (0.054 R)
• M19: 15,063,758 km (0.078 R)
• M20: 16,259,942 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.3

Radius: 11.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.21 AU - 3.53 AU

Year: 3242 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,286,543 km

• M1: 147,952 km (0.118 R)
• M2: 534,513 km (0.102 R)
• M3: 1,054,515 km (0.088 R)
• M4: 1,647,970 km (0.103 R)
• M5: 2,375,614 km (0.12 R)
• M6: 2,754,845 km (0.109 R)
• M7: 6,424,032 km (0.1 R)
• M8: 8,313,154 km (0.035 R)
• M9: 8,764,341 km (0.047 R)
• M10: 9,299,901 km (0.091 R)
• M11: 10,622,496 km (0.061 R)
• M12: 11,426,884 km (0.101 R)
• M13: 12,148,245 km (0.116 R)
• M14: 16,620,473 km (0.086 R)
• M15: 17,131,051 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.6

Radius: 10.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.41 AU - 6.13 AU

Year: 8068 Days

Day: 9.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,286,543 km

• M1: 136,732 km (0.097 R)
• M2: 552,914 km (0.071 R)
• M3: 912,248 km (0.03 R)
• M4: 1,287,140 km (0.084 R)
• M5: 1,836,314 km (0.069 R)
• M6: 2,182,483 km (0.089 R)
• M7: 2,719,390 km (0.103 R)
• M8: 3,631,488 km (0.087 R)
• M9: 4,467,292 km (0.086 R)
• M10: 7,152,573 km (0.111 R)
• M11: 7,598,076 km (0.111 R)
• M12: 9,174,987 km (0.079 R)
• M13: 10,294,428 km (0.095 R)
• M14: 13,685,213 km (0.12 R)
• M15: 14,666,276 km (0.118 R)
• M16: 16,256,801 km (0.11 R)
• M17: 21,333,704 km (0.112 R)
• M18: 21,870,012 km (0.12 R)
• M19: 22,730,948 km (0.117 R)
• M20: 23,777,235 km (0.096 R)
• M21: 24,771,463 km (0.037 R)
• M22: 28,933,425 km (0.115 R)
• M23: 32,622,060 km (0.057 R)
• M24: 33,027,620 km (0.089 R)
• M25: 34,894,900 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 18,102 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit